Showing 01 - 12 of 139 Results

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Synergetic utilization of copper slag and ferruginous

Attempts to economically and effectively treat copper slag (CS) and ferruginous manganese ore(FMO) using the traditional direct reduction–magnetic separation process have faced many challenges, such as low levels of metal recovery, poor cost-effectiveness and the need for a high proportion of additives.

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copper recovery magnetic slag Feldspar Crusher Sales

copper recovery magnetic slag. copper recovery magnetic slag XSM excellent mining crushing machinery products or production line design, the company is committed to building the Chinese brand mine crushing and processing machinery, mainly crusher, mill, sand making our products (copper recovery magnetic slag) in more than one hundred of the worldsales of countries and regions.

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ISASMELT Wikipedia

copper recovery magnetic slag in malaysia. The installation of the ISASMELT furnace increased the overall copper recovery in the plant by reducing losses to slag reduced the number of furnaces in operation decreased the waste gas volume and decreased energy consumption by more than 50.

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(PDF) Recovery of metal values from copper slags by

The recovery of copper and cobalt from ancient copper slags from the Küre region of Turkey was investigated. A fayalitic-type of ancient copper slag containing 1.24% Cu, 0.53% Co and 53.16% Fe

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Improving Copper Recovery from Production Slags by

Improving Copper Recovery from Production Slags by Advances Stirring Methods Proceedings of EMC 2011 3 treated in the existing copper extraction route or separately in a subsequent reactor the slag phase can be used as construction material for example. 1.2 Conventional pyrometallurgical copper slag

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Iron Recovery from Copper Slag Through Oxidation-Reduction

Abstract Large amounts of copper slag containing about 40 wt% iron is generated during the process of producing copper. Recovery of iron from the copper slag is very essential not only for recycling the valuable metals and mineral resources but also for protecting the environment.

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Nickel recovery from electric arc furnace slag by magnetic

The target of the current work is to investigate the possibility of nickel recovery from EAF slag by magnetic separation. To meet the target, the effect of the following parameters was studied

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Clean Copper Recovery from Motors &Transformers with

Mar 22, 2018· Watch as we use our Scrap Processing Module and PCB Processing Module to obtain clean copper from small motors and transformers. Clean Copper Recovery from Motors &Transformers with Hammer

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An Overview of Recovery of Metals from Slags

An Overview of Recovery of Metals from Slags. (mostly metal with little slag) from the non-magnetic part in various size fractions [2]. a hydrometallurgical method for recovery of copper

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Slag cleaning in crossed electric and magnetic fields

Thus, the participation of electrolysis in copper recovery is decreasing from 25% to 5% with the decreasing concentration of dissolved cuprous oxide. 6. Effect of crossed electric and magnetic fields on the rate of slag reduction

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Slag cleaning in crossed electric and magnetic fields

Thus, the participation of electrolysis in copper recovery is decreasing from 25% to 5% with the decreasing concentration of dissolved cuprous oxide. 6. Effect of crossed electric and magnetic fields on the rate of slag reduction

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Innovative methodology for comprehensive and harmless

The recovery of Cu, Ni and Fe from copper slag and nickel laterite was significantly increased by co-reduction and magnetic separation process. The approximate proportion of copper slag and nickel laterite is beneficial for the growth of the alloy particles.

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Iron Recovery from Discarded Copper Slag in a RHF Direct

Iron Recovery from Discarded Copper Slag in a RHF Direct Reduction and Subsequent Grinding/Magnetic Separation Process Zhicheng Cao 1,2, Tichang Sun 1,*, Xun Xue 1,2 and Zhanhua Liu 2 1 Key Laboratory of High-Efficient Mining and Safety of Metal Mines, Ministry of Education,

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Recovery of copper from reverberatory furnace slag by

The recovery of copper from reverberatory furnace slag utilizing flotation has been studied. The effective factors such as particle size, pH, the amount and type of collector and additives, and

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Iron Recovery from Discarded Copper Slag in a RHF MDPI

Studies on the direct reduction of carbon-bearing pellets made from discarded copper slag have been conducted in this paper. They include the influences of reduction coal content, limestone content, industrial sodium carbonate content, reduction temperature, reduction time and layers of carbon-bearing pellets on reduction effect. Finally, the optimum conditions have been obtained. The pilot

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Recovery of Copper from Copper Blast Furnace Slag

Aiming at recovering iron from high-iron-content copper slag, this article introduced a combination technology of deep reduction and magnetic beneficiation, investigated the iron recovery

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Management of copper pyrometallurgical slags: giving

materials from copper slag. Recovery of copper, molybdenum, precious metals, silica and iron, that is the most abundant component of the slag, are the goals for this research. Metals, commercial compounds, alloys and different forms of iron oxides for steel industry are proposed products.

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Characteristics and utilisation of copper slag—a review

Characteristics and utilisation of copper slag—a review of copper slag for the production of magnetic oxide, Conference Recycling Metals 1992; 13–15 May. Dusseldorf/Neuss, Germany. Google Scholar. Acma et al., 1997. E. Acma, H. Sesigur, O. Addemir, A. TekinProcessing of Kure (Turkey) copper slag for the recovery of copper and cobalt and

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Copper Slag Magnetic Separation Machine India

Copper Slag Magnetic Separation Machine India. Iron Recovery from Discarded Copper Slag in a RHF . minerals Article Iron Recovery from Discarded Copper Slag in a RHF Direct Reduction and Subsequent Grinding/Magnetic Separation Process Zhicheng Cao 1,2, Tichang Sun 1,*, Xun Xue 1,2 and Zhanhua Liu 2

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Base metals recovery from copper smelter slag by oxidising

Base metals recovery from copper smelter slag by oxidising leaching and solvent extraction Author links open overlay panel A.N Banza a E Gock a K Kongolo b c Show more

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Slag Wikipedia

A slag by-product of such workings was a colorful, glassy, vitreous material found on the surfaces of slag from ancient copper foundries. It was primarily blue or green and was formerly chipped away and melted down to make glassware products and jewelry. It was also

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Iron Recovery from Copper Slag Through Oxidation-Reduction

Abstract. Large amounts of copper slag containing about 40 wt% iron is generated during the process of producing copper. Recovery of iron from the copper slag is very essential not only for recycling the valuable metals and mineral resources but also for protecting the environment.

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Recovery of Copper from Reverberatory Copper Slag and

concentrate, various mining operations have initiated the recovery of copper from dumped slag. The typical process uses crushing, milling and flotation. These operations create excessive liner wear rates during crushing and milling because the bond work index of copper slag is 22 kWh/t and this is considered a very hard slag.

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Iron Recovery from Discarded Copper Slag in a RHF Direct

By using DR followed by a magnetic separation process for iron recovery from copper slag, Yang obtained iron powder of 92.05% iron content with an iron recovery rate of 81.01%, and Wang obtained iron powder of 92.96% iron content with an iron recovery rate of 93.49%. Both of their tests have achieved good results.

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Base metals recovery from copper smelter slag by oxidising

Base metals recovery from copper smelter slag by oxidising leaching and solvent extraction Author links open overlay panel A.N Banza a E Gock a K Kongolo b c Show more

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Slag Wikipedia

A slag by-product of such workings was a colorful, glassy, vitreous material found on the surfaces of slag from ancient copper foundries. It was primarily blue or green and was formerly chipped away and melted down to make glassware products and jewelry. It was also

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Iron Recovery from Copper Slag Through Oxidation-Reduction

Abstract. Large amounts of copper slag containing about 40 wt% iron is generated during the process of producing copper. Recovery of iron from the copper slag is very essential not only for recycling the valuable metals and mineral resources but also for protecting the environment.

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Recovery of Copper from Reverberatory Copper Slag and

concentrate, various mining operations have initiated the recovery of copper from dumped slag. The typical process uses crushing, milling and flotation. These operations create excessive liner wear rates during crushing and milling because the bond work index of copper slag is 22 kWh/t and this is considered a very hard slag.

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Iron Recovery from Discarded Copper Slag in a RHF Direct

By using DR followed by a magnetic separation process for iron recovery from copper slag, Yang obtained iron powder of 92.05% iron content with an iron recovery rate of 81.01%, and Wang obtained iron powder of 92.96% iron content with an iron recovery rate of 93.49%. Both of their tests have achieved good results.

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Improving Beneficiation of Copper and Iron from Copper

to induce the stone growth of copper matte and magnetite by modifying the molten copper slag. As a result, it is effective to improve recovery and separation of copper and iron from the copper slag; meanwhile, the latent heat energy of the molten slag was effectively utilized and

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Copper Recovery from Reverberatory Slag

White Pine reverberatory furnace slags contained economically recoverable amounts of copper for a variety of reasons. Among them: White Pine concentrates yield extremely high matte grades (65+% Cu) and viscous slags. The viscous slags hinder matte settling causing matte “prill” entrapment in the slag. White Pine’s total refined copper output is accomplished through fire refining

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RECOVERY OF COPPER FROM COPPER SLAG AND COPPER

Recovery of copper from copper slag and copper slag flotation tailings 77by oxidative leaching Leaching with ferric sulphate The slag and the slag flotation tailings were leached with ferric sulphate in 1 M sulphuric acid. The ferric iron concentration was varied in the range from 5 g/dm3 to

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WO2015143574A1 Method for recovering copper, molybdenum

The invention relates to a method for recovering copper, Mo, Fe, Pt, Au, Ag, Zn, Ni, Sn, Co, U, Re, Ge, Se, rare earth metals and any other metal from the Periodic Table of the Elements present in the slag content, obtained from the slag produced by copper smelting such as in the fusion and conversion of slag, from reverberatory furnaces, and especially the Teniente converter and Pierce-Smith

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US3868440A Recovery of metal values from copper slag

A hydrometallurgical process for treating slag material, especially copper smelter slag material, comprises vigorously mixing the slag material with about one part by weight of sulfuric acid and about one part by weight of water for each part by weight of the slag material, and allowing the resulting mixture to react to produce a dry, solid material, containing the metal values of the slag in

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Recovery of cobalt, nickel, and copper from slags, using

Mintek has been working on the recovery of cobalt, and the associated valuable metals, from slags, since 1988, using DC-arc furnace technology to effect selective carbothermic reduction of the oxides of cobalt, nickel, copper, (and zinc, where present), while retaining the maximum possible quantity of iron as oxide in the slag.

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Metal Recovery from Steelmaking Slag

Metal Recovery from Steelmaking Slag Qi Yu Master of Applied Science Materials Science and Engineering University of Toronto 2018 Abstract An experimental study was carried out to recover metal values from a steelmaking slag through air oxidation and magnetic separation. The oxidation of slag was carried out in both solid and

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Iron Recovery from Copper Slag Through Oxidation-Reduction

A magnetic product containing about 57.9wt% iron was obtained from the magnetic separation under a magnetic field strength of 100 mT. Large amounts of copper slag containing about 40 wt% iron is generated during the process of producing copper. Recovery of iron from the copper slag is very essential not only for recycling the valuable metals

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mining crusher machine soil recovery magnetic slag

Apr 07, 2015· mining crusher machine soil recovery magnetic slag. Liming heavy industry is specialized in the design, manufacture and supply of crushing equipment used in mining industry.

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US3868440A Recovery of metal values from copper slag

A hydrometallurgical process for treating slag material, especially copper smelter slag material, comprises vigorously mixing the slag material with about one part by weight of sulfuric acid and about one part by weight of water for each part by weight of the slag material, and allowing the resulting mixture to react to produce a dry, solid material, containing the metal values of the slag in

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Recovery of cobalt, nickel, and copper from slags, using

Mintek has been working on the recovery of cobalt, and the associated valuable metals, from slags, since 1988, using DC-arc furnace technology to effect selective carbothermic reduction of the oxides of cobalt, nickel, copper, (and zinc, where present), while retaining the maximum possible quantity of iron as oxide in the slag.

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Metal Recovery from Steelmaking Slag

Metal Recovery from Steelmaking Slag Qi Yu Master of Applied Science Materials Science and Engineering University of Toronto 2018 Abstract An experimental study was carried out to recover metal values from a steelmaking slag through air oxidation and magnetic separation. The oxidation of slag was carried out in both solid and

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Iron Recovery from Copper Slag Through Oxidation-Reduction

A magnetic product containing about 57.9wt% iron was obtained from the magnetic separation under a magnetic field strength of 100 mT. Large amounts of copper slag containing about 40 wt% iron is generated during the process of producing copper. Recovery of iron from the copper slag is very essential not only for recycling the valuable metals

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mining crusher machine soil recovery magnetic slag

Apr 07, 2015· mining crusher machine soil recovery magnetic slag. Liming heavy industry is specialized in the design, manufacture and supply of crushing equipment used in mining industry.

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Copper Smelting Slag Recovery- Metalcess

Copper mainly dwells in the slag in the form of bornite, chalcocite, chalcopyrite, and metallic copper. The rest are iron minerals like magnetic iron ore, metallic iron and gangue like fayalite, hedenbergite and amorphous phase matter. Such slag can be concentrated by separation and enrichment to obtain copper

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Copper extraction Wikipedia

Copper can be lost from the matte in three ways: as cuprous oxide (Cu 2 O) dissolved in the slag, as sulfide copper dissolved in the slag or as tiny droplets (or prills) of matte suspended in the slag. The amount of copper lost as oxide copper increases as the oxygen potential of the slag increases.

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Smelting reduction and kinetics analysis of magnetic iron

May 25, 2017· To improve the recovery of copper, the viscosity of copper molten slag is decreased by the reduction of magnetic iron, which, in turn, accelerates the settling and separation of copper droplets

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Latest results of the slag cleaning reactor for copper

LATEST RESULTS OF THE SLAG CLEANING REACTOR FOR COPPER RECOVERY 199 The slag velocity is similar. The results of CFD modelling (Figure 3 and 4) for a large furnace show very high slag velocities (up to 0.08 m/s) below the electrode at low magnetic field values (0.01 tesla). The second part of the channel furnace has a

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Recovery of iron from copper slag by deep reduction and

Nov 20, 2013· Abstract. Aiming at recovering iron from high-iron-content copper slag, this article introduced a combination technology of deep reduction and magnetic beneficiation, investigated the iron recovery efficiency and optimized the technical conditions.

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Quartz Recovery From Slag spicg.org

slag recovery steel plant crushing india quartz-crusher. The Company has developed state-of-the-art 'Metal Recovery Plant' with imported as . These metal recovery plants are used to recover the entrapped metal (ferrochrome) from the slag generated . 4 percent, is passed through crushing units and broken down to minus 15 mm material. .

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coke recovery from slag magnetic separator or density

Recovery of iron from copper slag by deep reduction and . Under the optimized condition of the coke powder content of 14wt% the calcium to silicon mass ratio (Ca/Si) of 02 the roasting temperature of 1300°C the roasting time of 3 h the grinding time of 20 min and the magnetic field intensity of 61 kAm 1 the iron recovery rate of the copper slag can reach 9182% and the extracted iron powder

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2-Recovery of Copper and Cobalt from Copper Slags as

Recovery of Copper and Cobalt from Copper Slags as Selective 389 intervals. By treatment with hot water, recovery of copper and cobalt from the ore mixture was aimed selectively. 2. Experiment 2.1 Sample Preparation The slag sample used in this investigation is a composite from different levels of the copper slag

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Copper Recovery Services Cal-chem Metals

Copper Recovery Services. Cal-Chem Metals works with Clients across North America on copper recovery projects. These copper reclamation projects include copper slag recovery, copper mud recovery and rod mill scale/filter stone recovery.